Grand Ronde, OR Weather & Growing Conditions
Tonight
48°F
Areas Of Fog
Areas of fog. Mostly cloudy, with a low around 48. North northwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Areas Of Fog | 1 mph NNW | 0% |
| Saturday | 76°F | Areas Of Fog then Partly Sunny | 0 to 3 mph NNW | 0% |
| Saturday Night | 50°F | Partly Cloudy then Patchy Fog | 2 mph NW | 0% |
| Sunday | 75°F | Patchy Fog then Mostly Sunny | 0 to 5 mph NNW | 0% |
| Sunday Night | 47°F | Partly Cloudy | 5 mph NW | 0% |
| Monday | 73°F | Patchy Fog then Mostly Sunny | 0 to 6 mph NW | 0% |
| Monday Night | 46°F | Partly Cloudy then Areas Of Fog | 1 to 6 mph NW | 0% |
| Tuesday | 69°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph NW | 0% |
| Tuesday Night | 45°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Wednesday | 71°F | Mostly Sunny | 0 mph | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 0 mph | 2% |
| Thursday | 73°F | Mostly Sunny | 1 mph NW | 8% |
| Thursday Night | 48°F | Slight Chance Light Rain | 2 mph NW | 23% |
| Friday | 66°F | Slight Chance Light Rain then Partly Sunny | 1 to 5 mph W | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grand Ronde, OR
Last spring frost
May 20
First fall frost
Oct 23
Growing season
157 days
Hardiness zone
8b
Explore more for Grand Ronde, OR: full frost dates · planting calendar · Oregon frost dates
Climate data from the nearest NOAA station, Laurel Mtn, Or (11.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.